Given the function k(n) = -3n + 2, and its domain is described by the set {6,-8, 4, 2}, what is the range?

Not sure just need. Points sorryyy

Then just do it (lol)

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.